ASTM D3517 is the standard specification for fiberglass (glass-fiber-reinforced thermosetting-resin) pressure pipe, defining the technical framework for a pressure-rated composite piping product. It matters because buyers, engineers, and specifiers need a clear reference for product consistency, material expectations, and performance-oriented evaluation. Based on the official title, this ASTM standard focuses on a reinforced thermosetting-resin pipe intended for pressure service, helping support informed procurement and quality control.

What is ASTM D3517?

This specification addresses fiberglass pressure pipe made with glass-fiber reinforcement and a thermosetting resin matrix. As a product standard, it provides a common technical reference for identifying and comparing pipe intended for pressure applications. ASTM D3517 is typically used to align manufacturing and purchasing requirements with a recognized document, helping define what the pipe is and how it should be described in specifications, submittals, and compliance reviews.

Where is ASTM D3517 used?

ASTM D3517 is commonly used where fiberglass pressure pipe is selected for systems that must carry fluids under pressure. It is relevant to procurement, engineering specifications, and quality documentation for glass-fiber-reinforced thermosetting-resin piping. The standard is especially useful when project teams need a clear, shared product reference for ordering, reviewing material compliance, or verifying that a proposed pipe matches the intended pressure-service application.

Why is ASTM D3517 important?

ASTM D3517 helps reduce ambiguity in product selection by giving purchasers and specifiers a recognized specification for fiberglass pressure pipe. In practice, that supports more consistent quality control, clearer compliance checks, and better product comparison during procurement. For pressure-service applications, having a standard reference can also help lower the risk of mismatched materials or unclear performance expectations. ASTM D3517 is therefore valuable as a technical and commercial benchmark.

• Fiberglass pressure pipe specification
• Glass-fiber-reinforced thermosetting resin construction
• Pressure-service product reference
• Procurement and compliance support
• Quality and specification alignment